App Dev Worksheet: Parts of an App
Developer's tip (Screen, tap, type, keep): A screen is one page of the app; a button starts an action. Inputs take information: text box (typing), switch (on / off), slider (a level), date picker. Data is what the app keeps: notes, scores, settings, lists.
NameDateTime takenScore ___ / 40
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1.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Add Homework
[text box] Subject
[text box] Phone
[text box] Name
[button] Start
[slider] Volume
[button] Next - 2.True or false: a switch for dark mode is an input. (a) True (b) False
- 3.🧩 Which part lets the user give the app information? (a) a logo (b) an input (c) an icon (d) a title
- 4.True or false: tap to Start is a button. (a) False (b) True
- 5.🧩 In an app, what is a switch for dark mode? (a) an input (b) a screen (c) a button (d) data
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6.🧩 Which of these is a button on this screen?
[title] Sign Up
[button] Start
[switch] Sound
[text box] Name
[text box] Email
[text box] City (a) City (b) Email (c) Name (d) Start - 7.🧩 What do we call one full page of an app? (a) a variable (b) a cable (c) a screen (d) a battery
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8.🧩 How many buttons does this app screen have?
[title] Edit Profile
[button] Cancel
[button] Back
[text box] Age
[button] Help - 9.🧩 In an app, what is the game-over page? (a) a button (b) an input (c) a screen (d) data
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10.🧩 How many buttons does this app screen have?
[title] Settings
[button] Start
[button] Send
[text box] Name
[switch] Remind me - 11.Which of these is a screen? (a) a slider for volume (b) tap to Send (c) the settings page (d) your high score
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12.🧩 Which of these is a button on this screen?
[title] Settings
[text box] Subject
[button] Start (a) Subject (b) Start - 13.🧩 In an app, what is the log-in page? (a) a button (b) a screen (c) an input (d) data
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14.🧩 How many buttons does this app screen have?
[title] Order Snacks
[text box] Phone
[button] Cancel
[text box] Email
[button] Back - 15.🧩 In an app, what is the home page of an app? (a) an input (b) a button (c) a screen (d) data
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16.🧩 Which of these is a button on this screen?
[title] Settings
[button] Help
[text box] Email
[slider] Volume (a) Help (b) Email (c) Volume -
17.🧩 How many buttons does this app screen have?
[title] Order Snacks
[button] Send
[slider] Brightness
[text box] City
[text box] Notes
[button] Done
[text box] Due date
[button] Cancel - 18.True or false: the home page of an app is a button. (a) True (b) False
- 19.Which of these is data? (a) tap to Start (b) your friends list (c) a switch for dark mode (d) the settings page
- 20.True or false: the game-over page is data. (a) True (b) False
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21.🧩 Which of these is a button on this screen?
[title] Add Homework
[button] Help
[switch] Show hints
[text box] Email
[slider] Volume (a) Help (b) Volume (c) Email (d) Show hints - 22.🧩 Which input is best for turning something ON or OFF? (a) a switch (b) a text box (c) a slider (d) a title
- 23.True or false: the home page of an app is a screen. (a) False (b) True
- 24.🧩 Which input is best for choosing a volume level? (a) a switch (b) a title (c) a text box (d) a slider
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25.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Settings
[button] Cancel
[button] Start
[button] Save
[slider] Brightness
[text box] Phone -
26.🧩 How many buttons does this app screen have?
[title] Edit Profile
[button] Help
[slider] Volume
[switch] Dark mode
[text box] Age
[button] Done
[button] Cancel -
27.🧩 How many buttons does this app screen have?
[title] Order Snacks
[switch] Show hints
[text box] Name
[button] Next
[button] Help
[button] Cancel
[text box] Notes -
28.🧩 Which of these is a button on this screen?
[title] Settings
[text box] Email
[button] Send
[slider] Volume (a) Email (b) Send (c) Volume - 29.True or false: a switch for dark mode is data. (a) True (b) False
- 30.🧩 In an app, what is the settings page? (a) data (b) a screen (c) an input (d) a button
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31.🧩 How many buttons does this app screen have?
[title] New Note
[slider] Volume
[switch] Remind me
[text box] Due date
[text box] Age
[button] Help
[text box] Subject - 32.True or false: tap to Send is a screen. (a) False (b) True
- 33.🧩 What does a button do when you tap it? (a) shows the time (b) saves the battery (c) starts an action (d) changes the phone
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34.🧩 How many buttons does this app screen have?
[title] Order Snacks
[button] Back
[button] Cancel
[text box] Due date
[slider] Volume - 35.Which of these is data? (a) a date picker (b) tap to Start (c) today’s step count (d) the home page of an app
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36.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Edit Profile
[button] Done
[text box] Subject -
37.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] Edit Profile
[button] Save
[switch] Show hints
[button] Start
[button] Back
[text box] Name - 38.True or false: tap to Save is a button. (a) True (b) False
- 39.True or false: today’s step count is data. (a) False (b) True
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40.🧩 How many inputs (text boxes, switches and sliders) does this screen have?
[title] New Note
[switch] Dark mode
[text box] Due date
[text box] Notes
[button] Cancel
Answer key
- 4
- True
- an input
- True
- an input
- Start
- a screen
- 3
- a screen
- 2
- the settings page
- Start
- a screen
- 2
- a screen
- Help
- 3
- False
- your friends list
- False
- Help
- a switch
- True
- a slider
- 2
- 3
- 3
- Send
- False
- a screen
- 1
- False
- starts an action
- 2
- today’s step count
- 1
- 2
- True
- True
- 3
Free app development lessons, practice and worksheets at talentjr.in/app-development-for-students